Nissan Sentra Service Manual: Symptom diagnosis

Nissan Sentra Service Manual / Body exterior, doors, roof & vehicle security / Security control system / Without intelligent key system / Symptom diagnosis

Nissan vehicle immobilizer systemnats symptoms

Symptom Table

Note:

Before performing the diagnosis in the following table, check вЂњSEC-171, "Work Flow"вЂќ.
Check that vehicle is under the condition shown in вЂњConditions of vehicleвЂќ before starting diagnosis, and check each symptom.
If the following symptoms are detected, check systems shown in the вЂњDiagnosis/service procedureвЂќ column in this order.

CONDITIONS OF VEHICLE (OPERATING CONDITIONS)

Mechanical key is not inserted into key cylinder.

Symptom	Diagnosis/service procedure	Reference page
Security indicator does not turn ON or flash.	Check vehicle security indicator	SEC-190
Security indicator does not turn ON or flash.	Check Intermittent Incident	GI-39

Dtc/circuit diagnosis

Power supply and ground circuit Diagnosis Procedure Refer to LAN-7, "CAN COMMUNICATION SYSTEM : System Description". Vehicle security indicator Description DTC DETECTION LOGIC NOTE: U ...

Removal and installation

Nats antenna amp Removal and installation REMOVAL Remove instrument finisher B. Refer to IP-14, "Exploded View". Using a suitable tool release the pawls on either side and remove the ...

Other materials:

Basic inspection
Diagnosis and repair workflow Work flow OVERALL SEQUENCE DETAILED FLOW 1.INTERVIEW FOR MALFUNCTION Find out what the customer's concerns are. >> GO TO 2. 2.SYMPTOM CHECK Verify the symptom from the customer's information. >> GO TO 3. 3.BASIC INSPECTION Check the operat ...

Rear window defogger switch
Description The rear window defogger is operated by pressing the rear window defogger switch ON. The indicator lamp in the rear window defogger switch illuminates while the rear window defogger is on. Component function check 1. Check rear window defogger switch function Check (� ...

Diagnosis description : malfunction indicator lamp (MIL)
When emission-related ECU detects a malfunction in the emission control systems components and/or the powertrain control components (which affect vehicle emissions), it turns on/blinks MIL to inform the driver that a malfunction has been detected. The MIL illuminates when ignition switch is t ...